Galatians 5:11

But I, brethren, if I yet preach circumcision, why am I still persecuted? then indeed the offence of the cross is at an end.

1 Corinthians 1:23

but we preach Christ crucified, to the Jews indeed an offence, and to the Greeks folly;

Galatians 4:29

But as then he that was born after the flesh persecuted him that was born after the Spirit, even so is it now.

Galatians 6:12

As many as wish to make a fair appearance in the flesh, they compel you to be circumcised, only that they may not suffer persecution for the cross of Christ.

Acts 16:3

Him Paul resolved to take out with him; and took and circumcised him because of the Jews who were in those places: for they all knew his father, that he was a Greek.

Acts 21:21

And they have been informed of thee, that thou teachest all the Jews, who are among the Gentiles, apostacy from Moses, saying, That they should not circumcise the children, nor walk after the usual practices.

Acts 21:28

crying out, Men of Israel, help! This is the man, who, by his preaching, sets all men everywhere against the people, and the law, and this place: yea and more still, hath brought Greeks into the temple, and defiled this holy place:

Acts 22:21-22

And he said to me, Go: for I will send thee forth to the Gentiles afar off.

Acts 23:13-14

Now there were more than forty who had on oath formed this conspiracy.

Romans 9:32-33

And why? Because they sought it not by faith, but as by the works of the law. For they stumbled against that stone of stumbling;

1 Corinthians 1:18

For the discourse, [the subject of which is] the cross, is indeed to those who perish, folly; but to us who are saved it is the power of God.

1 Corinthians 15:30

and why do we also expose ourselves to danger every hour?

2 Corinthians 11:23-26

Are they the ministers of Christ? (I speak foolishly) I am above [them]: in labours more abundantly, in stripes exceedingly more, in prisons more frequently, in the most immediate danger of death often.

Galatians 2:3

And even Titus, who was with me, though a Greek, was not compelled to be circumcised:

Galatians 6:17

Henceforth let no man trouble me; for I bear the marks of our Lord Jesus Christ in my body.

1 Peter 2:8-9

and a stone of stumbling, and rock of offence," to those who stumble at the word, disobedient; whereunto also they were appointed.

Treasury of Scripture Knowledge

Summary

And I, brethren, if I yet preach circumcision, why do I yet suffer persecution? then is the offence of the cross ceased.

General references

Bible References

If

Galatians 2:3
And even Titus, who was with me, though a Greek, was not compelled to be circumcised:
Acts 16:3
Him Paul resolved to take out with him; and took and circumcised him because of the Jews who were in those places: for they all knew his father, that he was a Greek.

Why

Galatians 4:29
But as then he that was born after the flesh persecuted him that was born after the Spirit, even so is it now.
Galatians 6:12
As many as wish to make a fair appearance in the flesh, they compel you to be circumcised, only that they may not suffer persecution for the cross of Christ.
Acts 21:21
And they have been informed of thee, that thou teachest all the Jews, who are among the Gentiles, apostacy from Moses, saying, That they should not circumcise the children, nor walk after the usual practices.
Acts 22:21
And he said to me, Go: for I will send thee forth to the Gentiles afar off.
Acts 23:13
Now there were more than forty who had on oath formed this conspiracy.
1 Corinthians 15:30
and why do we also expose ourselves to danger every hour?
2 Corinthians 11:23
Are they the ministers of Christ? (I speak foolishly) I am above [them]: in labours more abundantly, in stripes exceedingly more, in prisons more frequently, in the most immediate danger of death often.

The offence

Romans 9:32
And why? Because they sought it not by faith, but as by the works of the law. For they stumbled against that stone of stumbling;
1 Corinthians 1:18
For the discourse, [the subject of which is] the cross, is indeed to those who perish, folly; but to us who are saved it is the power of God.
1 Peter 2:8
and a stone of stumbling, and rock of offence," to those who stumble at the word, disobedient; whereunto also they were appointed.

General references

1 Corinthians 15:30
and why do we also expose ourselves to danger every hour?
Galatians 2:18
For if I build up again the very same things which I have pulled down, I stamp myself a transgressor.